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fragattacks/src/common/sae.h

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SAE: Use a shared data structure for AP and station This makes it easier to share common functions for both roles. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 14:48:19 -05:00
/*
* Simultaneous authentication of equals
* Copyright (c) 2012, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#ifndef SAE_H
#define SAE_H
SAE: Add generation of the commit message fields This adds derivation of PWE and the needed commit values so that the full SAE commit message can be built. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:06:11 -05:00
#define SAE_COMMIT_MAX_LEN (2 + 3 * 32)
SAE: Add generation of the confirm message fields Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:28:57 -05:00
#define SAE_CONFIRM_MAX_LEN (2 + 32)
SAE: Add generation of the commit message fields This adds derivation of PWE and the needed commit values so that the full SAE commit message can be built. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:06:11 -05:00
SAE: Use a shared data structure for AP and station This makes it easier to share common functions for both roles. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 14:48:19 -05:00
struct sae_data {
enum { SAE_INIT, SAE_COMMIT, SAE_CONFIRM } state;
u16 send_confirm;
SAE: Add processing of the commit message This adds validation of the received commit messages and key derivation for SAE. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:16:18 -05:00
u8 kck[32];
u8 pmk[32];
SAE: Add generation of the commit message fields This adds derivation of PWE and the needed commit values so that the full SAE commit message can be built. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:06:11 -05:00
u8 own_commit_scalar[32];
u8 own_commit_element[2 * 32];
SAE: Add processing of the commit message This adds validation of the received commit messages and key derivation for SAE. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:16:18 -05:00
u8 peer_commit_scalar[32];
u8 peer_commit_element[2 * 32];
SAE: Add generation of the commit message fields This adds derivation of PWE and the needed commit values so that the full SAE commit message can be built. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:06:11 -05:00
u8 pwe[2 * 32];
u8 sae_rand[32];
SAE: Use a shared data structure for AP and station This makes it easier to share common functions for both roles. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 14:48:19 -05:00
};
SAE: Add generation of the commit message fields This adds derivation of PWE and the needed commit values so that the full SAE commit message can be built. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:06:11 -05:00
int sae_prepare_commit(const u8 *addr1, const u8 *addr2,
const u8 *password, size_t password_len,
struct sae_data *sae);
SAE: Add processing of the commit message This adds validation of the received commit messages and key derivation for SAE. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:16:18 -05:00
int sae_process_commit(struct sae_data *sae);
SAE: Add generation of the commit message fields This adds derivation of PWE and the needed commit values so that the full SAE commit message can be built. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:06:11 -05:00
void sae_write_commit(struct sae_data *sae, struct wpabuf *buf);
SAE: Add processing of the commit message This adds validation of the received commit messages and key derivation for SAE. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:16:18 -05:00
u16 sae_parse_commit(struct sae_data *sae, const u8 *data, size_t len);
SAE: Add generation of the confirm message fields Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:28:57 -05:00
void sae_write_confirm(struct sae_data *sae, struct wpabuf *buf);
SAE: Add processing of the confirm message This adds validation of the received confirm messages for SAE. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:31:19 -05:00
int sae_check_confirm(struct sae_data *sae, const u8 *data, size_t len);
SAE: Add generation of the commit message fields This adds derivation of PWE and the needed commit values so that the full SAE commit message can be built. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 15:06:11 -05:00
SAE: Use a shared data structure for AP and station This makes it easier to share common functions for both roles. Signed-hostap: Jouni Malinen <j@w1.fi>
2012-12-30 14:48:19 -05:00
#endif /* SAE_H */
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